When the compiler is not providing a clean triple, we should fail 
the build right from the start. 
For now, it is only done with DEBUGMAKE is provided. That makes
things harder to debug during ports of compiler-rt on other systems.




git-svn-id: https://llvm.org/svn/llvm-project/compiler-rt/trunk@184295 91177308-0d34-0410-b5e6-96231b3b80d8